Bellows Pressure Switches PST4B / 9B4

Bellows Pressure Switches PST4B / 9B4

Trafag pressure switches are suitable for various applications including shipbuilding, engine construction, hydraulics and pneumatic applications.

Product variations

Product No. Type CodePressure rangeOver pressure max.Switching differentialEstimate
PST4B3.44 9B4 4274 769 04 15 46 V3-0.6 ... 3.4120.2 ± 0.1 (fixed)
PST4B3.4F4 9B4 4274 769 04 11 15 46 74 V3-0.6 ... 3.4120.2 ± 0.1 (fixed)
PST4B64 9B4 4277 770 04 15 46 V30 ... 6120.2 ± 0.1 (fixed)
PST4B6S4 9B4 4277 753 04 15 46 V30 ... 6120.2 ± 0.1 (fixed)
PST4B6F4 9B4 4277 770 04 11 15 46 74 V30 ... 6120.2 ± 0.1 (fixed)
PST4B164 9B4 4279 771 04 15 46 V31 ... 16240.4 ± 0.2 (fixed)
PST4B16S4 9B4 4279 754 04 15 46 V31 ... 16240.4 ± 0.2 (fixed)
PST4B16F4 9B4 4279 771 04 11 15 46 74 V31 ... 16240.4 ± 0.2 (fixed)
PST4B254 9B4 4280 772 04 15 46 V32 ... 25401.0 ± 0.6 (fixed)
PST4B25F4 9B4 4280 772 04 11 15 46 74 V32 ... 25401.0 ± 0.6 (fixed)
PST4B404 9B4 4281 772 04 15 46 V34 ... 40501.2 ± 0.8 (fixed)
PST4B40F4 9B4 4281 772 04 11 15 46 74 V34 ... 40501.2 ± 0.8 (fixed)

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